Electronic cigarette



FIG. 1 is a perspective top front View of an electronic cigarette showing my design;

FIG. 2 is a perspective bottom rear View thereof;

FIG. 3 is a perspective top rear View thereof;

FIG. 4 is a front View thereof;

FIG. 5 is a rear View thereof;

FIG. 6 is a top View thereof;

FIG. 7 is a bottom thereof;

FIG. 8 is a left side View thereof; and,

FIG. 9 is a right side View thereof.

In the drawings, the broken lines represent portions of the electronic cigarette that form no part of the claimed design. 

CLAIM The ornamental design for an electronic cigarette, as shown and described. 